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Palo Alto Failed To Fetch Device Certificate Tpm Public Key Match Failed Updated Fix [2026 Release]

When the error occurs, step 4 breaks—the TPM's response doesn't align with the certificate the firewall expects.

Here is the procedure Alex followed—a standard fix for this specific "TPM public key match" scenario: When the error occurs, step 4 breaks—the TPM's

: Verify that the Palo Alto device and TPM are correctly configured. Ensure that the device certificate is properly installed and not expired. When the error occurs